Sue earns $2.00 for each CD she shells and $2.50 for each DVD she sells. Sue earned $950.00 last week selling CD's and DVD s.
Write an equation to represent the number of CD's (C) and DVD s(D) Sue sold last week given that she earned $950.00

If Sue sold 305 CD's last week, how many DVD s did she sell?

Question

Sue earns $2.00 for each CD she shells and $2.50 for each DVD she sells. Sue  earned $950.00 last week selling CD's and DVD s. 
Write an equation to represent  the number of CD's (C) and DVD s(D) Sue sold last week given that she earned $950.00  

If Sue sold 305 CD's last week, how many DVD s did she sell?

espex · Answer

This is really better placed in mathematics.

espex · Answer

If you read through the problem out loud it will help to put in math terms. You have CDs*2.00 + DVDs*2.50 = 950, should be no problem finishing the solution.